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Finding the Fourth Proportional to 80,314.59, 110,831.19 and 46,324.51

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Solution

The fourth proportional to 80,314.59, 110,831.19 and 46,324.51 is: 63,926.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,314.59 : 110,831.19 = 46,324.51 : x
  2. Step 2: Convert to fraction form
    80,314.59/110,831.19 = 46,324.51/x
  3. Step 3: Cross multiply
    80,314.59x = 110,831.19 × 46,324.51
  4. Step 4: Simplify right side
    80,314.59x = 5,134,200,569.47
  5. Step 5: Solve for x
    x = 5,134,200,569.47/80,314.59
  6. Step 6: Final answer
    x = 63,926.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.